Interactive Investor

Open an account

Invest for a better future with our range of award-winning, great value investment accounts.

Cashback offers. Now available

Please remember, investment value can go up or down and you could get back less than you invest. The value of international investments may be affected by currency fluctuations which might reduce their value in sterling.

Choose an account

Whether you are looking for a general trading account, an ISA or a SIPP, we’ve got you covered with a low, flat fee.

Take control of your pension with our great value, award-winning SIPP.


Make the most of your tax-free savings allowance with our great value, award-winning ISA.

Our flexible account, where you can invest in all markets in the way you want.

SIPP and ISA cashback offers: Transfer your pension or ISA to us by 30 June and you could get cashback. Terms apply.

ISA & Trading Account charges

When you open a Stocks and Shares ISA or Trading Account, you'll start on our £9.99 per month Investor plan. You can open both accounts at no extra cost.

  • Invest as little as £25 a month with our regular investing service. There are no trading fees when you contribute this way.
  • We give you a free trade every month to buy our sell any investment. After that, trades usually cost £7.99.
  • You can also open as many Junior ISAs as you have kids - at no extra cost.
  • There are some other fees for things like foreign currency exchange and Stamp Duty on shares. View full rates and charges

Analysis shows you could be better off by £44k over 30 years of investing in an ii Trading Account (General Investment Account) plus an ii ISA due to our low flat fees. This is just for illustration if all other factors were the same. The advantage of lower flat fees over time means that you could be significantly better off in the long run. By how much will always depend on your personal circumstances. More about our analysis

SIPP charges

  • Special offer: open a SIPP before 31 May and your first 6 months are free. Terms apply.

  • New customers start on our £12.99 a month Pension Builder plan.

  • It's free to join us, and free to leave.
  • You can contribute as little as £25 a month with our regular investing service. There are no trading fees when you contribute this way.
  • If you want to buy or sell shares and funds, trades usually cost £7.99. 
  • There are no extra charges for taking money out of your pension.
  • There are some other fees for things like foreign currency exchange and Stamp Duty on shares. View full rates and charges

*Analysis shows you could be better off by £100k over 30 years of investing in an ii SIPP due to our low flat fees. This is just for illustration if all other factors were the same. The advantage of lower flat fees over time means that you could be significantly better off in the long run. By how much will always depend on your personal circumstances. More about our analysis

Investment ideas

We offer a wide range of shares, funds, trusts and ETFs – and the tools to help you choose.

Take inspiration from our Super 60 and ACE 40 rated investment lists, or get a helping hand with our Quick-start Funds and Model Portfolios.

International investing with ii

Choose from the widest choice of international investments on the market.

  • Take control over the currency you use to trade. Hold up to 9 foreign currencies in your account.

  • Access to 17 global exchanges.

  • Use your free monthly trade to buy and sell international shares.

  • Multi-award winning service for international share dealing.

An investment platform you can trust

  • We are the UK’s #1 flat-fee investment platform, with over 400,000 customers.
  • We were recently awarded 'Best for Low Cost Pension' by Boring Money, and named Best Stocks & Shares ISA Provider at the 2021 Online Personal Wealth Awards. In 2020 alone we were named Best Low Cost Stockbroker (ADVFN), Best Fund Platform (COLWMA) and more.
  • To ensure its safety, any money you hold with ii is placed in a bank account which is established with statutory trust status. This means your money is kept separate from our own.
  • You are also protected by the Financial Services Compensation Scheme (FSCS).
  • And if you are not satisfied with our service, it’s completely free to leave.

Risk Warning: The price and value of investments and their income fluctuates: you may get back less than the amount you invested. If you are unsure about the suitability of a particular investment or think that you need a personal recommendation, you should speak to a suitably qualified financial adviser. Please note, the tax treatment of these products depends on the individual circumstances of each customer and may be subject to change in future. If you are uncertain about the tax treatment of the products you should contact HMRC or seek independent tax advice.

New to ii?

New customers who open a SIPP before 31 May will pay no fee for six months – a saving of £12.99 a month. Terms apply

Already an ii customer?

Add a SIPP to your account before 31 May and we’ll waive the £10 per month SIPP admin fee for six months – saving you £60. Terms apply